was added to the National Register of Historic Places in 1992. Plaque A historical plaque awarded to Avery indicates that it is the oldest house in Ledyard and states its date from 1720, but evidence suggests it to be older. This plaque was part of a statewide funded campaign by the State of Connecticut for the 350th anniversary of the state's founding. Disagreements over the program were widespread due to the difficulty in dating the homes by craftsmanship and the lack of documentation to prove it. Ledyard recognized the Avery Homestead because of the documentation possessed by Amos G. Avery. See also List of the oldest buildings in Connecticut National Register of Historic Places listings in New London County, Connecticut References Houses on the National Register of Historic Places in Connecticut Houses completed in 1696 Houses in Ledyard, Connecticut National Register of Historic Places in New London County, Connecticut 1696 establishments in Connecticut